Tag: "hamper" at biology news

Surveillance and containment would be effective intervention against deliberate smallpox attack

...ting cases by even one or two days, however, could hamper control of an epidemic, according to research by Ira M. Longini, Jr., PhD and M. Elizabeth Halloran, MD, Sc, Emory professors of biostatistics and their colleagues Azhar Nizam and Yang Yang, Dr. Longini will present the research at the AAAS Annual Me...

High-tech analysis of vineyard soil

...ral variations, which appear over short distances, hamper the ability to map soil moisture of an entire field using conventional measurement techniques. Enter GPR, or ground penetrating radar. In recent years, many researchers have made progress in the use of GPR as an alternative for TDR, time domain refle...

Biofilm antibiotic resistance may be susceptible to genetic approach

...that may lead to the development of new methods to hamper their resilience. "We are beginning to get at some of the mechanisms that might be important to understanding the antibiotic resistance of biofilms, which is the first step in the long journey to developing a treatment, " said lead author Dr. George...

Scientists discover potential approaches to enhance existing cancer therapies

...owth control mechanisms in cancer cells as well as hamper their ability to repair DNA damage, thereby making these cells more vulnerable to radiation and chemotherapy. Based on the encouraging, preliminary results of the animal and cell-culture studies, PABA plus chemotherapy will be administered as part o...

Fears of second-hand smoke confirmed

... fibroblast functions due to oxidation may further hamper the efficacy of tissue repair. In this experiment NAC was able to reduce the toxic effects of cigarette smoke with a significant and parallel decrease of both oxidative stress and apoptosis. These results lend further support to the hypothesis that ...

K-State microbiologist secret agent in battle against E. coli, other foodborne pathogens

...e liquid," Fung said. "Those inhibitors can really hamper new technologies and interfere with polymerase chain reactions. So the less inhibitors in the food the better your sample." Fung said scientists can do filtration on the samples to filter but with that process you still have the inhibitors in the liq...

If you booze, you lose: Even small amount of alcohol affects driving skills

...e drink and drive at night and fatigue can further hamper driving skills," he notes. Dennis said the test results have been recorded on a 12-minute VHS tape and is available statewide for driver education courses and law enforcement agencies....

A mane is a pain, but worth it for male lions

...e and smaller surface-to-volume ratio, which could hamper heat loss. But when she took the temperatures of maneless Tsavo lions, she found no difference between males and females. "A male with a dark mane may have to work harder to stay cool, behaviorally or physiologically, and is advertising that tough...

Smoking decreases men's chances of fatherhood by IVF and ICSI

...ion, smoking damages the DNA in sperm and this may hamper the development of the embryo. "We would like to stress to couples that smoking not only affects their own health but, under the special circumstances of assisted reproduction, it represents a needless risk to women undergoing futile hormonal stimula...

New drug boosts fight against HIV, researchers find

...gents called reverse transcriptase inhibitors that hamper an earlier stage of HIV replication. In the double-blind trial, the researchers tested 653 HIV-infected adults from 13 countries who had not previously received anti-retroviral therapy. Walmsley and her colleagues tested the new drug (a lopinavir-rit...

Doctors aware of Tylenol-related liver risk - but is the public getting the message?

...be dramatic under certain conditions. The drug can hamper the liver, or even cause it to fail, when taken in large doses or in conjunction with alcohol. Those who are fasting, and those with cirrhosis, can also suffer the effects at excessive doses. Required warning labels on many packages tell of the poten...

Amphibian Mortality Due To UV Radiation

...re susceptible to pathogens and parasites that may hamper normaldevelopment and increase mortality, Kiesecker said. For example, he foundincreased mortality associated with a pathogenic fungus (Saprolegnia ferax)infecting some embryos exposed to UV-B, while embryos under mylar filters werenot infected. Th...

New Grapes From Cornell Debut

... a grape's commercial acceptance. "A bad name can hamper a good grape," said Reisch, who won the New York Wine & Grape Foundation's annual Research Award in April. Robert Pool and the late John Einset, of Geneva, project leaders for the grape breeding program at Geneva prior to 1980, were active in the ea...

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